Home / 190,055,587.20-284,799,945.60-161,145,196.80

Finding the Fourth Proportional to 190,055,587.20, 284,799,945.60 and 161,145,196.80

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Solution

The fourth proportional to 190,055,587.20, 284,799,945.60 and 161,145,196.80 is: 241,477,474.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,055,587.20 : 284,799,945.60 = 161,145,196.80 : x
  2. Step 2: Convert to fraction form
    190,055,587.20/284,799,945.60 = 161,145,196.80/x
  3. Step 3: Cross multiply
    190,055,587.20x = 284,799,945.60 × 161,145,196.80
  4. Step 4: Simplify right side
    190,055,587.20x = 45,894,143,282,341,304
  5. Step 5: Solve for x
    x = 45,894,143,282,341,304/190,055,587.20
  6. Step 6: Final answer
    x = 241,477,474.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.